The Obama administration spent more money on immigration enforcement in the last fiscal year than all other federal law enforcement agencies combined, according to a report on the government's enforcement efforts from a Washington think tank.

At least three employees at U.S. Immigration and
Customs Enforcement have made serious complaints
alleging inappropriate sexual behavior by a
senior Obama administration political appointee
and longtime aide to Homeland Security Secretary
Janet Napolitano.

Suzanne Barr, the chief of staff for Immigration and Customs Enforcement, has placed herself on leave pending a review by the DHS Office of Inspector General and the ICE Office of Professional Responsibility. The review focuses on accusations made in a lawsuit filed by a fellow ICE employee.

The Department of Homeland Security's inspector general partnered with both Customs and Border Protection and Immigration and Customs Enforcement personnel to investigate an increasing number of cases. Leaders of all three reported to a House subcommittee hearing that the collaboration has benefited the investigation process.

Budget pressures and a change in mission leads to
cuts in U.S. Customs and Border Protection. Border
stations in California, Montana, Idaho and Texas
face closures that will affect 48 border patrol
members.

The Customs and Border Protection directorate wants to weed out agents who "go bad" years into their careers, using more lie detector tests. Background checks at the Transportation Security Administration have kept more than 5,000 potentially bad actors from joining the TSA workforce. At Immigration and Customs Enforcement, leaders emphasize the importance of employee outreach and education to prevent corruption.

Three Immigration and Customs Enforcement agents were shot and injured Thursday while serving "high-risk" warrants during an early morning sweep of San Francisco Bay area gang members, authorities said.

A federal agent who was killed after shooting his supervisor in a workplace confrontation in California had been the subject of complaints by immigrant advocates for allegedly using coercive tactics with immigrants after a 2010 raid, according to court papers filed on Thursday.

The deadly office shooting in California involving a federal immigrations supervisor and a special agent is the latest mark against U.S. Immigration and Customs Enforcement, the law enforcement agency created after the 2001 terror attacks.

The Homeland Security Department has appointed a public advocate to handle complaints and questions about its immigration enforcement policies. The appointment of Andrew Lorenzen-Strait, a senior adviser at Immigration and Customs Enforcement, was announced Tuesday.

Rather than create two new agencies to tackle counterfeit merchandise and crack financial crimes, Jonathan Adler, president of the Federal Law Enforcement Officers Association, says existing agencies can do the work with additional funding.